So the Trash Theory youtube channel released a more indepth follow up to their How Nu Metal Became Nu Metal video.
It's a bit long, but the music clips keep it moving. He brought up some things I didn't know about, like Public Enemy sampling Slayer, and some things I forgot about, like the Judgement Night soundtrack, which was pure genre busting fire at the time.
https://www.youtube.com/watch?v=GUtQMfrhOeM
The earlier video:
https://www.youtube.com/watch?v=-ltU17V-YXQ
It might be helpful to watch the earlier video first, at the least it's much shorter.
There's also a playlist with many of the songs mentioned or sampled in both videos:
https://www.youtube.com/playlist?list=PLooaZ33lSalfYA5iieOyW4czkRSviBYHS
Cynic, n. A blackguard whose faulty vision sees things as they are, not as they ought to be.
- Ambrose Bierce, The Devil's Dictionary